I have created a log shown below. Many thanks in advance.
Lindy
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\System32\alg.exe
C:\Program Files\Belkin\Bluetooth Software\bin\btwdins.exe
C:\Program Files\Sophos\Remote Update\cachemgr.exe
C:\Program Files\ewido\security suite\ewidoctrl.exe
C:\Program Files\ewido\security suite\ewidoguard.exe
C:\Program Files\Common Files\Microsoft Shared\VS7Debug\mdm.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Webroot\Spy Sweeper\WRSSSDK.exe
C:\Program Files\Sophos SWEEP for NT1\SWNETSUP.EXE
C:\Program Files\Sophos SWEEP for NT1\SWEEPSRV.SYS
C:\WINDOWS\System32\wwSecure.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\RunDll32.exe
C:\WINDOWS\System32\optmouse.exe
C:\Program Files\BT Voyager 105 ADSL Modem\dslstat.exe
C:\Program Files\BT Voyager 105 ADSL Modem\dslagent.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\Webroot\Washer\wwDisp.exe
C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
C:\Program Files\Sophos SWEEP for NT1\ICMON.EXE
C:\Program Files\Sophos\Remote Update\imonitor.exe
C:\Program Files\BT Broadband\Help\bin\mpbtn.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\WINDOWS\System32\wuauclt.exe
C:\WINDOWS\System32\wuauclt.exe
C:\Documents and Settings\Lindy\Desktop\HijackThis.exe
C:\WINDOWS\SoftwareDistribution\Download\S-1-5-18\1f9b549b31aa4bd195878a487fdb1652\update\update.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://www.updatesea...earch.php?qq=%1
R3 - Default URLSearchHook is missing
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O3 - Toolbar: MSN - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.4000.1001\en-gb\msntb.dll (file missing)
O3 - Toolbar: Yahoo! Companion - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\ycomp5_5_7_1.dll (file missing)
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [SiSUSBRG] C:\WINDOWS\SiSUSBrg.exe
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\System32\\NeroCheck.exe
O4 - HKLM\..\Run: [OPTMOUSEMOUSE] C:\WINDOWS\System32\optmouse.exe
O4 - HKLM\..\Run: [DSLSTATEXE] C:\Program Files\BT Voyager 105 ADSL Modem\dslstat.exe icon
O4 - HKLM\..\Run: [DSLAGENTEXE] C:\Program Files\BT Voyager 105 ADSL Modem\dslagent.exe
O4 - HKLM\..\Run: [SpySweeper] "C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe" /startintray
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [Window Washer] C:\Program Files\Webroot\Washer\wwDisp.exe
O4 - HKCU\..\Run: [SpybotSD TeaTimer] C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
O4 - Global Startup: BT Broadband Help.lnk = C:\Program Files\BT Broadband\Help\bin\matcli.exe
O4 - Global Startup: InterCheck Monitor.LNK = C:\Program Files\Sophos SWEEP for NT1\ICMON.EXE
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O4 - Global Startup: Remote Update Monitor.lnk = C:\Program Files\Sophos\Remote Update\imonitor.exe
O8 - Extra context menu item: &Google Search - res://c:\program files\google\GoogleToolbar1.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://c:\program files\google\GoogleToolbar1.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://c:\program files\google\GoogleToolbar1.dll/cmcache.html
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O8 - Extra context menu item: Send To &Bluetooth - C:\Program Files\Belkin\Bluetooth Software\btsendto_ie_ctx.htm
O8 - Extra context menu item: Similar Pages - res://c:\program files\google\GoogleToolbar1.dll/cmsimilar.html
O8 - Extra context menu item: Translate into English - res://c:\program files\google\GoogleToolbar1.dll/cmtrans.html
O9 - Extra button: @btrez.dll,-4015 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\Belkin\Bluetooth Software\btsendto_ie.htm
O9 - Extra 'Tools' menuitem: @btrez.dll,-4017 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\Belkin\Bluetooth Software\btsendto_ie.htm
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O9 - Extra 'Tools' menuitem: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O9 - Extra button: Microsoft AntiSpyware helper - {3BCAF89C-040A-482A-BCC3-4AE8D0501348} - (no file) (HKCU)
O9 - Extra 'Tools' menuitem: Microsoft AntiSpyware helper - {3BCAF89C-040A-482A-BCC3-4AE8D0501348} - (no file) (HKCU)
O16 - DPF: {2917297F-F02B-4B9D-81DF-494B6333150B} (Minesweeper Flags Class) - http://messenger.zon...er.cab31267.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai...all/xscan53.cab
O16 - DPF: {85D1F3B2-2A21-11D7-97B9-0010DC2A6243} (SecureLogin class) - http://secure2.comne...login-devel.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zon...nt.cab31267.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn...pdownloader.cab
O16 - DPF: {DAF5D9A2-D982-4671-83E4-0398706A5F6A} (SCEWebLauncherCtl Object) - http://zone.msn.com/...WebLauncher.cab
O16 - DPF: {DF780F87-FF2B-4DF8-92D0-73DB16A1543A} (PopCapLoader Object) - http://zone.msn.com/...aploader_v5.cab
O16 - DPF: {E5D419D6-A846-4514-9FAD-97E826C84822} (HeartbeatCtl Class) - http://fdl.msn.com/z...s/heartbeat.cab
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) - http://messenger.zon...wn.cab31267.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{79BBECC5-3407-4C94-A62C-92CE60EF2B03}: NameServer = 194.72.9.38 194.74.65.68
O18 - Protocol: t-mobile - (no CLSID) - (no file)
O23 - Service: Bluetooth Service (btwdins) - WIDCOMM, Inc. - C:\Program Files\Belkin\Bluetooth Software\bin\btwdins.exe
O23 - Service: Sophos Cache Manager (CacheMgr) - SOPHOS Plc - C:\Program Files\Sophos\Remote Update\cachemgr.exe
O23 - Service: ewido security suite control - ewido networks - C:\Program Files\ewido\security suite\ewidoctrl.exe
O23 - Service: ewido security suite guard - ewido networks - C:\Program Files\ewido\security suite\ewidoguard.exe
O23 - Service: Macromedia Licensing Service - Unknown owner - C:\Program Files\Common Files\Macromedia Shared\Service\Macromedia Licensing.exe
O23 - Service: Webroot Spy Sweeper Engine (svcWRSSSDK) - Webroot Software, Inc. - C:\Program Files\Webroot\Spy Sweeper\WRSSSDK.exe
O23 - Service: Sophos Anti-Virus Network (SweepNet) - Sophos Plc - C:\Program Files\Sophos SWEEP for NT1\SWNETSUP.EXE
O23 - Service: Sophos Anti-Virus (SWEEPSRV.SYS) - Sophos Plc - C:\Program Files\Sophos SWEEP for NT1\SWEEPSRV.SYS
O23 - Service: Washer AutoComplete (wwSecSvc) - Webroot Software, Inc. - C:\WINDOWS\System32\wwSecure.exe